Which of the following organisms are major producers of oxygen by photosynthesis in the ocean?
A. Cyanobacteria
B. Diatoms
C. Dinoflagellates
D. All of the above are important producers of oxygen.
D. All of the above are important producers of oxygen.
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A characteristic that sets the endocrine system apart from the nervous system as a communication system is that endocrine control tends to be faster than nervous control.
a. true b. false
An atom or molecule becomes a(n) (anion/ion/cation) when it loses an electron to a more electronegative molecule
What will be an ideal response?
Which of the following types of transplant is least compatible?
A) autograft B) allograft C) isograft D) xenotransplant E) All of these types of transplant are equally compatible.
Unlike animals, plants are able to obtain ATP through two processes. What are the two processes? Now consider deciduous trees, which drop their leaves in the fall. Do deciduous trees continue to use both these processes during the winter? If not, how do
they stay alive during the winter until they grow new leaves in the spring? What will be an ideal response?